Suppose that 0.25 mole of gas C was added to
the mixture without changing the total pressure of
the mixture.
What is the partial pressure of C?

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together